// Update is called once per frame
void Update()
{
//calc deltatime
m_TimeThisFrame = Time.unscaledTime;
float deltatime = m_TimeThisFrame - m_TimeLastFrame;
m_TimeLastFrame = m_TimeThisFrame;
//update the physics sim
m_PhysicsScene.Update(deltatime);
m_PhysicsScene.UpdateGizmos();
//add tracking for adding new forces
if (Input.GetKeyDown(KeyCode.Mouse0))
{
//Debug.Log("Mouse clicked at: " + Camera.main.ScreenToWorldPoint(Input.mousePosition));
PhysicsObject clickedObject = m_PhysicsScene.GetPOAtPoint(Camera.main.ScreenToWorldPoint(Input.mousePosition));
if (clickedObject != null)
{
//Debug.Log("This: " + clickedObject);
m_TrackedSphere = (BilliardBall)clickedObject;
}
}
if (Input.GetKeyUp(KeyCode.Mouse0))
{
if (m_TrackedSphere != null)
{
m_TrackedSphere.ApplyForce(m_TrackedSphere.Position - (Vector2)Camera.main.ScreenToWorldPoint(Input.mousePosition));
}
m_TrackedSphere = null;
}
//yes, im being cute here:
if (Input.GetKeyDown(KeyCode.Escape))
{
Application.Quit();
}
}